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([2600:1000:b029:6649:f4b1:4b94:dfb9:77cf]) by smtp.gmail.com with ESMTPSA id 24sm7408173qka.32.2020.01.14.13.48.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Jan 2020 13:48:24 -0800 (PST) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: Qian Cai Mime-Version: 1.0 (1.0) Subject: Re: [PATCH v4 01/10] kcsan: Add Kernel Concurrency Sanitizer infrastructure Date: Tue, 14 Jan 2020 16:48:22 -0500 Message-Id: <9970E373-DF70-4FE4-A839-AAE641612EC5@lca.pw> References: <20200114213405.GX2935@paulmck-ThinkPad-P72> Cc: Marco Elver , LKMM Maintainers -- Akira Yokosawa , Alan Stern , Alexander Potapenko , Andrea Parri , Andrey Konovalov , Andy Lutomirski , Ard Biesheuvel , Arnd Bergmann , Boqun Feng , Borislav Petkov , Daniel Axtens , Daniel Lustig , Dave Hansen , David Howells , Dmitry Vyukov , "H. Peter Anvin" , Ingo Molnar , Jade Alglave , Joel Fernandes , Jonathan Corbet , Josh Poimboeuf , Luc Maranget , Mark Rutland , Nicholas Piggin , Peter Zijlstra , Thomas Gleixner , Will Deacon , Eric Dumazet , kasan-dev , linux-arch , "open list:DOCUMENTATION" , linux-efi@vger.kernel.org, Linux Kbuild mailing list , LKML , Linux Memory Management List , the arch/x86 maintainers In-Reply-To: <20200114213405.GX2935@paulmck-ThinkPad-P72> To: paulmck@kernel.org X-Mailer: iPhone Mail (17C54) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Jan 14, 2020, at 4:34 PM, Paul E. McKenney wrote: >=20 > As an alternative, once the patches needed for your tests to pass > reach mainline, you could announce that KCSAN was ready to be enabled > in distros. >=20 > Though I confess that I don't know how that works. Is there a separate > testing kernel binary provided by the distros in question? I don=E2=80=99t think I have powers to announce that. Once the feature hit t= he mainline, distro people could start to use in the debug kernel variant, a= nd it is a shame to only find out it is broken. Anyway, I=E2=80=99ll try to e= dge out those corner cases. Stay tuned.= From mboxrd@z Thu Jan 1 00:00:00 1970 From: Qian Cai Subject: Re: [PATCH v4 01/10] kcsan: Add Kernel Concurrency Sanitizer infrastructure Date: Tue, 14 Jan 2020 16:48:22 -0500 Message-ID: <9970E373-DF70-4FE4-A839-AAE641612EC5@lca.pw> References: <20200114213405.GX2935@paulmck-ThinkPad-P72> Mime-Version: 1.0 (1.0) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20200114213405.GX2935@paulmck-ThinkPad-P72> Sender: owner-linux-mm@kvack.org To: paulmck@kernel.org Cc: Marco Elver , LKMM Maintainers -- Akira Yokosawa , Alan Stern , Alexander Potapenko , Andrea Parri , Andrey Konovalov , Andy Lutomirski , Ard Biesheuvel , Arnd Bergmann , Boqun Feng , Borislav Petkov , Daniel Axtens , Daniel Lustig , Dave Hansen , David Howells , Dmitry Vyukov , "H. Peter Anvin" , Ingo Molnar , Jade Alglave , Joel Fernandes , Jonathan Corbet , Josh Poimboeuf , Luc Maranget Mark Rutland List-Id: linux-arch.vger.kernel.org > On Jan 14, 2020, at 4:34 PM, Paul E. McKenney wrote: >=20 > As an alternative, once the patches needed for your tests to pass > reach mainline, you could announce that KCSAN was ready to be enabled > in distros. >=20 > Though I confess that I don't know how that works. Is there a separate > testing kernel binary provided by the distros in question? I don=E2=80=99t think I have powers to announce that. Once the feature hit t= he mainline, distro people could start to use in the debug kernel variant, a= nd it is a shame to only find out it is broken. Anyway, I=E2=80=99ll try to e= dge out those corner cases. Stay tuned.=